Unfortunately this is not possible yet; Next-Gen just has simplified workflows which are shared by all issue types. You can add and remove statuses from the board view.
Check-out the public roadmap for upcoming releases for the Workflow Editor in 2020 - see: "Reimagining the Workflow Editor"
Or follow the task in progress here: JSWCLOUD-17434
...ollected feedback from users around the lack of shortcuts, and we’re here to address that: In next-gen projects, I miss the keyboard shortcuts badly. This is particularly true on the Board, but also i...
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